__call__(self,
nodes,
klass=None,
**kw)
currentSelection <- deselect(nodes, klass=None, **kw)
nodes --- TreeNodeSet holding the current selection
klass --- if specified nodes are converted to a set of that type otherwise
and selection level is set to Klass.

__call__(self,
nodes,
klass=None,
**kw)(Call operator)

currentSelection <- deselect(nodes, klass=None, **kw)
nodes --- TreeNodeSet holding the current selection
klass --- if specified nodes are converted to a set of that type otherwise
and selection level is set to Klass.